SERVICE PROVIDING MOBILE UNIT

A service providing mobile unit comprised of a frame forming a ring shape about a horizontal axis, movement-use wheels attached to the bottom part of the frame a hydrogen storage tank insert pan formed inside the frame and a fuel cell arranged inside the frame Hydrogen is supplied to the fuel cell from a replaceable hydrogen storage tank inserted into the hydrogen storage tank insert part A service providing space having a ring-shaped inner circumference surface of the frame as its outer edges is formed by the frame and power can be supplied from the fuel cell to a service providing unit installed inside the service providing space